9. The following frequency distribution represents the number of suicides in the United States in 2001, by age. Suicides 3 34 49 60 75 80 60 44 27 18 12 a) Find the class midpoint for class 7. b) Find the class width. c) Construct a frequency histogram. Describe the shape of the distribution. e) What percentage of suicides from the distribution was aged 20 to 44? (Round the percentage to 2 decimal places) f) What percentage of suicides from the distribution provided was 24 years or younger? (Round the percentage to 2 decimal places)